-8=r/12-7

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Solution for -8=r/12-7 equation:


-8=r/12-7

We simplify the equation to the form, which is simple to understand 
-8=r/12-7

Simplifying:
-8=0.0833333333333r-7

We move all terms containing r to the left and all other terms to the right. 
-0.0833333333333r=-7+8

We simplify left and right side of the equation. 
-0.0833333333333r=+1

We divide both sides of the equation by -00.0833333333333 to get r. 
r=-12

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